function switchImage(imgName, imgSrc, align) 
{


if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc;
	  
	  	if (align == "h")
    	{
	  	document.images[imgName].id = "hgalleryimage";
		}
  		if (align == "v")
   	 	{
	  	document.images[imgName].id = "vgalleryimage";
		}
    }     
}